Implementation of MCP for LLM Observability capture to PostHig

src/controllers/posthog-llm.controller.ts

@@ -0,0 +1,32 @@
+import { Logger } from '../utils/logger.util.js';
+import { ControllerResponse } from '../types/common.types.js';
+import postHogLlmService from '../services/posthog-llm.service.js';
+
+const logger = Logger.forContext('controllers/posthog-llm.controller.ts');
+
+async function capture(args: {
+	eventName: string;
+	distinctId: string;
+	properties: Record<string, unknown>;
+}): Promise<ControllerResponse> {
+	const methodLogger = logger.forMethod('capture');
+	methodLogger.debug('Capturing PostHog event...');
+	methodLogger.debug('Arguments:', args);
+
+	try {
+		await postHogLlmService.capture(args);
+		return {
+			content: 'Event captured successfully.',
+		};
+	} catch (error) {
+		methodLogger.error('Error capturing event:', error);
+		const errorMessage =
+			error instanceof Error ? error.message : 'Unknown error';
+		methodLogger.error('Error capturing event:', errorMessage);
+		return {
+			content: `Failed to capture event: ${errorMessage}`,
+		};
+	}
+}
+
+export default { capture };